Triple

T12729684
Position Surface form Disambiguated ID Type / Status
Subject Bristol, Pennsylvania E304200 entity
Predicate locatedOnTransportRoute P2409 FINISHED
Object Amtrak Northeast Corridor (nearby rail line) E220792 NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Amtrak Northeast Corridor (nearby rail line) | Statement: [Bristol, Pennsylvania, locatedOnTransportRoute, Amtrak Northeast Corridor (nearby rail line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Amtrak Northeast Corridor (nearby rail line)
Context triple: [Bristol, Pennsylvania, locatedOnTransportRoute, Amtrak Northeast Corridor (nearby rail line)]
  • A. Amtrak Northeast Corridor routes chosen
    Amtrak Northeast Corridor routes are the heavily traveled passenger rail lines connecting major cities from Boston through New York and Philadelphia to Washington, D.C., forming the busiest and most important rail corridor in the United States.
  • B. Amtrak Empire Corridor
    The Amtrak Empire Corridor is a major passenger rail route in New York State that connects New York City with Albany and other upstate cities along the Hudson River and beyond.
  • C. Amtrak Northeast Regional
    Amtrak Northeast Regional is a passenger rail service that provides frequent intercity connections between major cities in the northeastern United States, including Boston, New York, Philadelphia, and Washington, D.C.
  • D. Amtrak Silver Star route
    The Amtrak Silver Star route is a long-distance passenger train service running between New York City and Miami, providing intercity rail connections along the U.S. East Coast and through central Florida.
  • E. Northeast Corridor Line (NJ Transit)
    The Northeast Corridor Line (NJ Transit) is a major commuter rail line in New Jersey that runs along Amtrak’s Northeast Corridor, connecting Trenton and New York City with numerous intermediate stops.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d7bdf1426c8190a4402e1c4cdec33a completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96467a2248190aff1ebb5db84b3c6 completed April 10, 2026, 8:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69f67c8a4b7c8190a514b623a7364fd7 completed May 2, 2026, 10:36 p.m.
Created at: April 9, 2026, 5:25 p.m.